OpenAI have released their latest open source version of ChatGPT, with two models ranging from 20b to 120b, so let’s see how they perform locally.
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2025 M3 Ultra Mac Studio | 512GB RAM
GPT-OSS-20b: https://huggingface.co/inferencerlabs/openai-gpt-oss-20b-MLX-6.5bit
GPT-OSS-120b: https://huggingface.co/inferencerlabs/openai-gpt-oss-120b-MLX-6.5bit
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